David A. Eberth is a senior research scientist at the Royal Tyrrell Museum in Drumheller, Alberta, Canada.

David C. Evans is a Curator in Vertebrate Paleontology at the Royal Ontario Museum and an Associate Professor in the Department of Ecology and Evolutionary Biology at the University of Toronto.

Preface

Part I-Overview

1. A history of the study of ornithopods. Where have we been? Where are we now? and Where are we going?

Part II-New Insights into Hadrosaur Origins

2. Basal Neoiguanodontians from the Wealden of England: Do they contribute to the discussion concerning hadrosaur origins?

3. Osteology of the basal hadrosauroid Equijubus normani from the Early Cretaceous of China

4. A new basal hadrosaurid dinosaur, *** (Lü, 1997) comb. nov., from the Early Cretaceous of Gansu Province, China

5. Postcranial anatomy of a basal hadrosauroid from the Cretaceous Woodbine Formation of Texas

6. A re-evaluation of purported hadrosaurid dinosaur specimens from the 'middle' Cretaceous of England

7. A new hadrosauroid * * * from the Late Cretaceous Djadokhtan fauna of Mongolia

8. Hadrosauroid material from the Santonian Milk River Formation of Alberta, Canada

Part III-Hadrosaurid Anatomy and Variation

9. New hadrosaurid specimens from the lower-middle Campanian Wahweap Formation of Utah

10. New saurolophine material from the upper Campanian-lower Maastrichtian Wapiti Formation, Alberta

11. Variation in the skull roof of the hadrosaur Gryposaurus illustrated by a new specimen from the Kaiparowits Formation of Utah

12. A skull of Prosaurolophus maximus from southeastern Alberta and the spatiotemporal distribution of faunal zones in the Dinosaur Park Formation

13. Postcranial anatomy of Edmontosaurus regalis from the Horseshoe Canyon Formation, Alberta

14. Cranial morphology and variation in Hypacrosaurus stebingeri

Part IV-Biogeography and Biostratigraphy

15. An overview of the latest Cretaceous hadrosauroid record in Europe.

16. The hadrosauroid record in the Maastrichtian of the eastern Tremp Syncline (northern Spain)

17. Hadrosaurs from the Far East: historical perspective and new Amurosaurus material from Blagoveschensk (Amur region, Russia)

18. South American hadrosaurs: considerations on their diversity

19. The hadrosaurian record from Mexico

20. Stratigraphic distribution of hadrosaurids in the Upper Cretaceous Fruitland, Kirtland and Ojo Alamo formations, San Juan Basin, New Mexico

21. Relocating the lost Gryposaurus incurvimanus holotype quarry, Dinosaur Provincial Park

Part V-Function and Growth

22. Comparative ontogenies (appendicular skeleton) for three hadrosaurids and a basal iguanodontian: divergent developmental pathways in Hadrosaurinae and Lambeosaurinae 23. The size-frequency distribution of hadrosaurs from the Dinosaur Park Formation of Alberta

24. Osteohistology and occlusal morphology of Hypacrosaurus stebingeri teeth throughout ontogeny with comments on wear-induced form and function

25. Three-dimensional computational modeling of pelvic locomotor muscle moment arms in Edmontosaurus and comparisons with other archosaurs

26. Duckbills on the run, the cursorial abilities of hadrosaurs and implications for tyrannosaur-avoidance strategies

27. Duck soup: the floating fates of hadrosaurs and ceratopsians at Dinosaur Provincial Park

28. Hadrosauroid jaw mechanics and the functional significance of the predentary bone

Part VI-Preservation, Tracks, and Traces

29. Debris flow origin of an unusual Late Cretaceous hadrosaur bonebed in the Two Medicine Formation of Montana

30. Occurrence and taphonomy of the first documented hadrosaurid bonebed from the Dinosaur Park Formation at Dinosaur Provincial Park

31. Body size distribution in a death assemblage of a colossal hadrosaurid from the Upper Cretaceous of Zhucheng, Shandong Province, China

32. First hadrosaur trackway from the Upper Cretaceous Oldman Formation, Alberta

33. Paleopathology in Late Cretaceous Hadrosauridae from Alberta

34. A review of hadrosaurid skin impressions

35. Soft-tissue structures of the nasal vestibular region of saurolophine hadrosaurids revealed in a 'mummified' specimen of Edmontosaurus annectens

36. The role and biochemistry of melanin pigment in the exceptional preservation of hadrosaur skin

Afterword

Index